

Sizes: 10 / 12 / 14 / 16 / 18 / 2 / 20 / 4 +2 more
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Prices and availability shown may vary from the retailer's website. Please check the retailer for current pricing and stock.
These cotton-rich period bikini knickers from M&S Collection provide heavy absorbency with a triple-layer gusset and leak-proof protection for your flow. The flattering low-rise waist offers a discreet, comfortable brief fit for everyday wear. Anti-odour technology helps maintain freshness throughout.
Marks & Spencer — £3.99 standard delivery, free over £60.00 via Standard, typically 2-4 working days.
Marks & Spencer offers free returns within 28 days. Post back via the retailer's chosen courier (free), or in-store where available.
View Marks & Spencer's returns policyThese cotton-rich period bikini knickers from M&S Collection provide heavy absorbency with a triple-layer gusset and leak-proof protection for your flow. The flattering low-rise waist offers a discreet, comfortable brief fit for everyday wear. Anti-odour technology helps maintain freshness throughout.
Marks & Spencer — £3.99 standard delivery, free over £60.00 via Standard, typically 2-4 working days.
Marks & Spencer offers free returns within 28 days. Post back via the retailer's chosen courier (free), or in-store where available.
View Marks & Spencer's returns policyThe M&S Black Mix Cotton-Rich Period Bikini Knickers is ideal for everyday, casual.
Pair with your favourite M&S leggings for a comfortable everyday look.
The M&S Black Mix Cotton-Rich Period Bikini Knickers is made from cotton, elastane.
The M&S Black Mix Cotton-Rich Period Bikini Knickers is available in sizes 10, 12, 14, 16, 18, 2, 20, 4, 6, 8.
Editor's edit
Pair with your favourite M&S leggings for a comfortable everyday look.
See all outfit ideas